Granted Patent
Utility
US 5,398,045 · App. 07/573,101
Touch control panel
Inventors:
Gary M. Sach, Bruce K. Bromage, Don Francis Purpura
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Aug 24, 1990
Inventors
Gary M. Sach
Bruce K. Bromage
Don Francis Purpura
Assignee (at issue)
Hughes Aircraft Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.